A seven-year-old boy had been killed in a crash west of Brisbane, according to police.
The boy, a passenger in a vehicle that collided with another near Toowoomba on Thursday afternoon, died at the scene.
The male drivers of both vehicles have been taken to hospital, one in a critical condition.
Police said the two trucks were travelling south on the Gore Highway at Pampas when they collided as one attempted to turn off onto Gilgai Lane about 5.10pm.
Police are appealing to any members of the public who witnessed the incident or who have relevant dash-cam footage to contact police.
The Forensic Crash Unit is investigating.
Anyone with information should contact Policelink on 131 444 or Crime Stoppers on 1800 333 000.